https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86007
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Ștefan Talpalaru from comment #4) > Mystery solved: half the CPU cores report LWP as disabled, the other half as > enabled. That has to be a kernel issue and not a GCC issue ....